Cadmus of Semna

Cadmus of Semna was a Sudanese Christian who took part in the Cairene Crusade. Cadmus was hired as a mercenary by Robert of Normandy, who embarked on a crusade against Sultan al-Mustansir Billah of the Fatimid Caliphate, and Cadmus was baptized for the purpose of crusading. Along with Miles of Abri, Cadmus fought in the battle of Alexandria in 1110, and he took part in the ensuing capture of Alexandria.